{
    "Function": "stake",
    "File": "contracts/staking-rewards/StakingRewards.sol",
    "Parent Contracts": [
        "contracts/staking-rewards/Pausable.sol",
        "node_modules/@openzeppelin/contracts/security/ReentrancyGuard.sol",
        "contracts/staking-rewards/RewardsDistributionRecipient.sol",
        "contracts/staking-rewards/Owned.sol",
        "contracts/staking-rewards/IStakingRewards.sol"
    ],
    "High-Level Calls": [
        "SafeERC20",
        "SafeMath",
        "SafeMath"
    ],
    "Internal Calls": [
        "updateReward",
        "notPaused",
        "nonReentrant",
        "require(bool,string)"
    ],
    "Library Calls": [
        "safeTransferFrom",
        "add",
        "add"
    ],
    "Low-Level Calls": [],
    "Code": "function stake(uint256 amount)\n        external\n        nonReentrant\n        notPaused\n        updateReward(msg.sender)\n    {\n        require(amount > 0, \"Cannot stake 0\");\n        _totalSupply = _totalSupply.add(amount);\n        _balances[msg.sender] = _balances[msg.sender].add(amount);\n        stakingToken.safeTransferFrom(msg.sender, address(this), amount);\n        emit Staked(msg.sender, amount);\n    }"
}